<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>user</title>
</head>
<body>
    <p>Hello {{.Name}}</p>
    <p>年龄: {{.Age}}</p>
    <p>性别: {{.Male}}</p>
    {{$age := .}}
    {{$age}}
</body>
</html>